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Description
Applications
This electrical machine is designed for driving rotating machines in industrial environments
and also for energy conversion. It is characterized by a high level of safety, long lifetime, and
overall reliability.
The machine was designed in accordance with the ordering party's specification and may only
be used for the contractually agreed purpose.
Type of protection Ex e
This machine has "increased safety" (Ex e) type of protection according to IEC / EN 60079-7.
It can therefore be operated in hazardous areas of Zones 1 and 2 according to
IEC / EN 60079-10-1.
Use in hazardous areas
Explosion-proof electrical machines correspond to standards of the IEC/EN 60034 and IEC/
EN 60079 series. Only operate the machine in hazardous areas, strictly complying with the
specifications of the responsible supervisory authority. The relevant supervisory authority is
responsible for determining the hazard level of each area and classifying the zones. The type
of protection as well as special regulations are stamped on the rating plate or in the test
certificate. If the certificate number is supplemented by an X, to safely operate the machine
observe the special notes in the operating instructions or if available in the EC or EU type-
examination certificate or in the IECEx Certificate of Conformity. Operation with a converter
must be certified. It is essential that you observe the separate manufacturer's information and
instructions.
Machines with type of protection Ex e can have the following Ex marking:
Table 3-1
Directive
2014/34/EU with EC or EU type-examina‐
tion certificate
IECEx scheme with Certificate of Con‐
formity
LOHER CHEMSTAR 1PS2
Operating Instructions 08/2016
Marking of machines with type of protection Ex e
Ex marking
II 2G Ex e IIC T1 to T4 Gb
0102
II 2G Ex e d IIC T1 to T4 Gb
0102
II 2G Ex e ib IIC T1 to T4 Gb
0102
II 2G Ex e d ib IIC T1 to T4 Gb
0102
Ex e IIC T1 to T4 Gb
Ex e d IIC T1 to T4 Gb
Ex e ib IIC T1 to T4 Gb
Ex e d ib IIC T1 to T4 Gb
3
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